منابع مشابه
Variations of posterior vitreous detachment.
AIMS To identify variations in posterior vitreous detachment (PVD) and establish a clinical classification system for PVD. METHODS 400 consecutive eyes were examined using biomicroscopy and vitreous photography and classified the PVD variations-complete PVD with collapse, complete PVD without collapse, partial PVD with thickened posterior vitreous cortex (TPVC), or partial PVD without TPVC. ...
متن کاملClassification of posterior vitreous detachment
Diagnosing a posterior vitreous detachment (PVD) is important for predicting the prognosis and determining the indication for vitreoretinal surgery in many vitreoretinal diseases. This article presents both classifications of a PVD by slit-lamp biomicroscopy and of a shallow PVD by optical coherence tomography (OCT). By biomicroscopy, the vitreous condition is determined based on the presence o...
متن کاملPosterior Vitreous Detachment Precipitated by Yoga
Yoga has recently been touted as a means to improve physical and mental well-being. However, no form of exercise is without its risks. A 32-year-old Chinese female with moderate myopia complained of right eye sudden onset of floaters and mild blurring of vision after the head-down posture. The visual acuity was 6/12 in the right eye and 6/9 in the left eye. A right eye fundus examination showed...
متن کاملPosterior vitreous detachment induced by microplasmin.
PURPOSE To demonstrate the efficacy of microplasmin in inducing posterior vitreous detachment (PVD) and to evaluate the human and the feline retina after treatment. METHODS Thirteen human donor eyes were injected with 62.5, 125, or 188 micro g microplasmin. The 13 fellow eyes received balanced salt solution. Four of the microplasmin-treated eyes received an additional intravitreal gas injecti...
متن کاملRisk factors for posterior vitreous detachment: a case-control study.
PURPOSE To identify possible risk factors for the development of posterior vitreous detachment (PVD). DESIGN Retrospective case-control study. METHODS A total of 138 cases with PVD and 114 age-matched controls were accrued from two different sites. Demographic, medical, ocular, and lifestyle data were obtained through chart review, questionnaires, and clinical examination. A 108-item semiqu...
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ژورنال
عنوان ژورنال: Journal of Education and Teaching in Emergency Medicine
سال: 2019
ISSN: 2474-1949
DOI: 10.5070/m543044566